1,364 questions

Hi guys,
we are developing firmware for nrf52832 SoC based on the mbed platform.
The firmware uses BLE and few peripherals (timers and pwms). Since our goal is to build ultra low power consumption device, our focus is to turn ... (more)

I am using example DFU project (bootloader_secure) from SDK (12.3).
Chip 51822QFAA.
My problem is that I cannot start to debug session in Keil5. Use JLink.
I can program target(through J-Link interface) and start the application,
but I ... (more)

hi,
i have downloaded nrf5-mpu-example sdk 13 from github. made necessary changes to work with sdk 14.2 for nrf52840. i have done it and the program is compiling without error. when i flash it in my dk. my LED1 ... (more)

hi team, i am using nrf52840. is there any hidden services placed in nrf connect app android for gyroscope or we want to create our own services. and also one doubt wat is the twi_scl and twi_sda pin for pca ... (more)

Rather than using previous timeslot examples for esb and ble multiprotcol, can we manaully switch between both protocol, what kind of process need to switch from ble to esb and switch from esb back to ble

Hi I'm trying to solve a problem as well as provide as a key reference to people who are looking to build their own custom made iOS applications using swift. I know there is plenty of references available for ... (more)

Imagine I have developed a MESH made up of 50 Relay Nodes and I say only Relay Nodes because any of them must be able to relay and also able to initiate a message. In my application environment I need ... (more)

hi team,
i am using nrf52840. i have given permission to tx power read and write and also wrote on_write() in BLE_GATTS_EVT_WRITE. to control the bluetooth range everything works fine in tx power services. when i try to write all ... (more)

hi,
i am using nrf52840. with sdk 14.1. i am trying to broadcast my dk as beacon. with your neccessary examples. i have created my own services and started advertising. when i search my beacon through mobile app using ... (more)

I have nRF52840 dev kit and using SDK13.
I flashed the ble_app_uart app from ble_peripherial directory, LED1 is slowly blinking when I do reset.
I downloaded nRF toolbox to my android device, when I scan thru the app, I cannot ... (more)

All of a sudden (isn't it always the case :) the JLink debugger fails to flash the app code to the dev kit (PCA100028)
The Project's softdevice is flashing well without any problem and so does sample projects ... (more)

I'm using nRF Sniffer (2.0.0-1.beta), i didn't have any problem for follow connection between master and slave but now, I have a problem with time displayed in wireshark.
My interval connection max is ... (more)

Without making use of white list approach, can a BLE peripheral reject connection request sent by a BLE central?
I want my application layer to be notified when the BLE peripheral receives a request and let the user tap on ... (more)

We've tried to port IoT SDK features (IPv6 over Bluetooth low energy) to Nordic Thingy 52.
As base, we use FW for Nordic Thingy 52 from GitHub
We need to send MQTT messages from device to local ... (more)

We need to develop the BLE project that works as master and slave (both roles together). For this purpose we took the “BLE_APP_HRS_RSCS_RELAY_PCA10040_S132 “ example project. This project works correctly, but it contains only the manufacturer defined services.

I try to use sniffer (PCA10031 - V1.0.1_1111) between 1 NRF52 DK (PCA10040) with ble_app_blinky and 1 NRF52 DK (PCA10040) with ble_app_blinky_c.
After choose "Nordic_Blinky", I start Wireshark with "W".
I can see advertising but when I try ... (more)

Hi, everyone,
I develope the project with BLE support. In my project I need to define the time server. For this purpose I tried to find any example reffered to it, but no example was found neither in your project ... (more)

i would like to connect two Redbearlabs Nano v2 just with eachother. The central one connects just to the peripheral, but the peripheral is still open for every device. So i want to use direct advertising and give the ... (more)

The function find_adv_name() found multiple time in BLE central examples is using the global variable m_target_periph_name instead of the parameter name_to_find. There is also some instance of the function checking the size of the name but some other are missing the check.